The metal door handle molding process is generally the shell of the alloy. It is cast, and the surface is electroplated.
The panel, the processed handle, and the stud are assembled together according to the traditional process to form a finished door handle.
After step 1), there is also a hollowing out process for the studs. The steps are: first, a conventional process is used to prepare a stud with at least three welding bumps arranged at intervals on the bottom, and the stud is provided with The penetrating cylindrical hollow part of the internal thread; then the cylindrical hollow part located at the bottom of the stud is hollowed out to make it into a tapered hollow part.